Alkermes plc. — Director's Dealing 2019

Mar 8, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Alkermes plc. (ALKS)
CIK: 0001520262
Period of Report: 2019-03-05

Reporting Person: POPS RICHARD F (Director, Director and CEO, Alkermes plc)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-03-05	Ordinary Shares	M	50000	$8.55	Acquired	766433	Direct
2019-03-05	Ordinary Shares	S	50000	$33.6348	Disposed	716433	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2019-03-05	Employee Stock Option (Right to Buy)	$8.55	M	50000	Disposed	2019-05-26	Ordinary Shares (50000)	Direct

Footnotes

F1: This option exercise was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 3/2/18.

F2: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 3/2/18.

F3: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $33.27 to $34.08. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

F4: These options are fully vested in accordance with their terms.